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Add unit test for solveWithGuess, and fix template resolution.

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This commit is contained in:
Gael Guennebaud
2016-07-04 17:19:38 +02:00
parent 7f7839c12f
commit fbcfc2f862
2 changed files with 24 additions and 2 deletions
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21
test/sparse_solver.h
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@@ -11,6 +11,21 @@
#include <Eigen/SparseCore>
#include <sstream>
template<typename Solver, typename Rhs, typename Guess,typename Result>
void solve_with_guess(IterativeSolverBase<Solver>& solver, const MatrixBase<Rhs>& b, const Guess& g, Result &x) {
x = solver.derived().solveWithGuess(b.derived(),g);
}
template<typename Solver, typename Rhs, typename Guess,typename Result>
void solve_with_guess(SparseSolverBase<Solver>& solver, const MatrixBase<Rhs>& b, const Guess& , Result& x) {
x = solver.derived().solve(b);
}
template<typename Solver, typename Rhs, typename Guess,typename Result>
void solve_with_guess(SparseSolverBase<Solver>& solver, const SparseMatrixBase<Rhs>& b, const Guess& , Result& x) {
x = solver.derived().solve(b);
}
template<typename Solver, typename Rhs, typename DenseMat, typename DenseRhs>
void check_sparse_solving(Solver& solver, const typename Solver::MatrixType& A, const Rhs& b, const DenseMat& dA, const DenseRhs& db)
{
@@ -37,6 +52,12 @@ void check_sparse_solving(Solver& solver, const typename Solver::MatrixType& A,
}
VERIFY(oldb.isApprox(b) && "sparse solver testing: the rhs should not be modified!");
VERIFY(x.isApprox(refX,test_precision<Scalar>()));
x.setZero();
solve_with_guess(solver, b, x, x);
VERIFY(solver.info() == Success && "solving failed when using analyzePattern/factorize API");
VERIFY(oldb.isApprox(b) && "sparse solver testing: the rhs should not be modified!");
VERIFY(x.isApprox(refX,test_precision<Scalar>()));
x.setZero();
// test the analyze/factorize API